2023-09-19 There are many ways to connect seamless tubes, the most common are the following:1. Butt welding connectionButt welding connection is one of the most commonly used seamless tube connection methods at present. Butt welding can be divided into manual butt welding and automatic butt welding. Manual but
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2023-09-18 Burs are ubiquitous in the metalworking process. No matter how advanced and sophisticated equipment you use, it will be born with the product. This is mainly due to the plastic deformation of the material and the generation of excessive iron filings at the edges of the processed material, especially
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2023-09-15 The stress on the API 5CT oil casing in the oil well: to ensure that the casing running into the well is continuous, not cracked or deformed, the casing is required to have a certain strength, enough to resist the external force it receives. Therefore, it is necessary to analyze the stress on the in
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2023-09-14 There are six main processing methods for seamless pipes (SMLS): 1. Forging method: Use a swage forging machine to stretch the end or part of the pipe to reduce the outer diameter. Commonly used swage forging machines include rotary type, connecting rod type, and roller type.2. Stamping method: U
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2023-09-13 Tensile strength of seamless pipe (SMLS):Tensile strength refers to the maximum tensile stress that a material can withstand when it is stretched by an external force, and it is usually used to measure the damage resistance of a material. When a material reaches tensile strength during stress, it wi
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2023-09-12 Spiral welded pipe (ssaw): It is made by rolling low-carbon carbon structural steel or low alloy structural steel strip into a tube blank according to a certain helical angle (called forming angle), and then welding the pipe seam. It can be made with narrower strip steel produces large diameter stee
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2023-09-11 The installation of carbon steel pipes should generally meet the following conditions:1. The pipeline-related civil engineering experience is qualified and meets the installation requirements;2. Use mechanical alignment to connect with the pipeline and fix it;3. Relevant processes that must be comp
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